./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_14_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_14_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 176bf83f817f97b0e4c1bb33775bac036d685a324a9d1e80684a85eb164c8ca5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:30:28,233 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:30:28,323 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:30:28,339 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:30:28,339 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:30:28,383 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:30:28,384 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:30:28,384 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:30:28,387 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:30:28,394 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:30:28,397 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:30:28,397 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:30:28,398 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:30:28,398 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:30:28,398 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:30:28,399 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:30:28,399 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:30:28,400 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:30:28,400 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:30:28,401 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:30:28,401 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:30:28,402 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:30:28,402 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:30:28,402 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:30:28,403 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:30:28,403 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:30:28,404 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:30:28,404 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:30:28,405 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:30:28,405 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:30:28,406 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:30:28,406 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:30:28,406 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 176bf83f817f97b0e4c1bb33775bac036d685a324a9d1e80684a85eb164c8ca5 [2023-11-21 18:30:28,672 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:30:28,718 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:30:28,721 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:30:28,725 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:30:28,726 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:30:28,727 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_14_good.i [2023-11-21 18:30:31,797 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:30:32,286 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:30:32,288 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_14_good.i [2023-11-21 18:30:32,331 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/data/efee68ea2/2883d968b6514d81b37da96e3716a215/FLAG6b87a3122 [2023-11-21 18:30:32,351 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/data/efee68ea2/2883d968b6514d81b37da96e3716a215 [2023-11-21 18:30:32,357 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:30:32,360 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:30:32,362 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:30:32,362 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:30:32,367 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:30:32,368 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:30:32" (1/1) ... [2023-11-21 18:30:32,370 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71af3130 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:32, skipping insertion in model container [2023-11-21 18:30:32,371 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:30:32" (1/1) ... [2023-11-21 18:30:32,513 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:30:33,092 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:30:34,574 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:610) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:2213) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:245) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1486) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:269) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:949) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:281) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:284) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:284) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1671) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:231) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1702) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:231) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:383) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1512) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:157) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3412) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2432) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:611) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:133) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:191) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:147) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-21 18:30:34,580 INFO L158 Benchmark]: Toolchain (without parser) took 2219.19ms. Allocated memory is still 169.9MB. Free memory was 131.6MB in the beginning and 107.2MB in the end (delta: 24.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-21 18:30:34,581 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 123.7MB. Free memory was 88.9MB in the beginning and 88.8MB in the end (delta: 30.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:30:34,582 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2216.12ms. Allocated memory is still 169.9MB. Free memory was 131.6MB in the beginning and 107.2MB in the end (delta: 24.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-21 18:30:34,583 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 123.7MB. Free memory was 88.9MB in the beginning and 88.8MB in the end (delta: 30.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2216.12ms. Allocated memory is still 169.9MB. Free memory was 131.6MB in the beginning and 107.2MB in the end (delta: 24.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:610) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_14_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 176bf83f817f97b0e4c1bb33775bac036d685a324a9d1e80684a85eb164c8ca5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:30:37,121 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:30:37,202 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-21 18:30:37,236 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:30:37,238 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:30:37,238 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:30:37,239 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:30:37,240 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:30:37,241 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:30:37,242 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:30:37,243 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:30:37,243 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:30:37,244 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:30:37,245 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:30:37,245 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:30:37,246 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:30:37,247 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:30:37,247 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:30:37,248 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:30:37,249 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:30:37,249 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:30:37,250 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:30:37,251 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:30:37,252 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:30:37,252 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:30:37,253 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:30:37,254 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:30:37,254 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:30:37,255 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:30:37,256 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:30:37,256 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:30:37,257 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:30:37,257 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:30:37,257 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:30:37,258 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:30:37,258 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:30:37,258 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 176bf83f817f97b0e4c1bb33775bac036d685a324a9d1e80684a85eb164c8ca5 [2023-11-21 18:30:37,647 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:30:37,671 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:30:37,674 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:30:37,675 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:30:37,676 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:30:37,678 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_14_good.i [2023-11-21 18:30:40,882 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:30:41,412 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:30:41,412 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_14_good.i [2023-11-21 18:30:41,448 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/data/825ef353f/eafe713f9a3b4df2939f6edd30c92565/FLAG79b7f28b4 [2023-11-21 18:30:41,463 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/data/825ef353f/eafe713f9a3b4df2939f6edd30c92565 [2023-11-21 18:30:41,466 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:30:41,468 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:30:41,469 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:30:41,469 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:30:41,475 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:30:41,476 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:30:41" (1/1) ... [2023-11-21 18:30:41,477 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57d4ed91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:41, skipping insertion in model container [2023-11-21 18:30:41,478 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:30:41" (1/1) ... [2023-11-21 18:30:41,572 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:30:42,108 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:30:43,507 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:30:43,522 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:30:43,546 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:30:43,700 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:30:44,182 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:30:44,183 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:30:44,183 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:30:44,183 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:30:44,183 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:30:44,192 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:30:44,192 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:44 WrapperNode [2023-11-21 18:30:44,193 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:30:44,194 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:30:44,194 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:30:44,194 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:30:44,202 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:44" (1/1) ... [2023-11-21 18:30:44,251 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:44" (1/1) ... [2023-11-21 18:30:44,296 INFO L138 Inliner]: procedures = 946, calls = 71, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 91 [2023-11-21 18:30:44,304 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:30:44,307 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:30:44,307 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:30:44,308 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:30:44,321 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:44" (1/1) ... [2023-11-21 18:30:44,322 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:44" (1/1) ... [2023-11-21 18:30:44,345 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:44" (1/1) ... [2023-11-21 18:30:44,346 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:44" (1/1) ... [2023-11-21 18:30:44,359 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:44" (1/1) ... [2023-11-21 18:30:44,376 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:44" (1/1) ... [2023-11-21 18:30:44,380 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:44" (1/1) ... [2023-11-21 18:30:44,383 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:44" (1/1) ... [2023-11-21 18:30:44,402 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:30:44,403 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:30:44,403 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:30:44,403 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:30:44,404 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:44" (1/1) ... [2023-11-21 18:30:44,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:30:44,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:30:44,437 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:30:44,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:30:44,490 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-21 18:30:44,490 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-21 18:30:44,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:30:44,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:30:44,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:30:44,492 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:30:44,492 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:30:44,492 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:30:44,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:30:44,738 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:30:44,741 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:30:59,984 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:31:00,068 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:31:00,069 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:31:00,070 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:31:00 BoogieIcfgContainer [2023-11-21 18:31:00,071 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:31:00,072 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:31:00,072 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:31:00,083 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:31:00,083 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:31:00" (1/1) ... [2023-11-21 18:31:00,093 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:31:00,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:00,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 55 states and 71 transitions. [2023-11-21 18:31:00,172 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 71 transitions. [2023-11-21 18:31:00,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:31:00,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:00,179 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:31:00,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:31:00,184 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:31:00,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-21 18:31:00,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:00,362 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:31:00,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:00,394 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:31:00,400 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:00,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:31:00,541 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-21 18:31:00,545 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2023-11-21 18:31:00,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:00,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 54 states and 70 transitions. [2023-11-21 18:31:00,707 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 70 transitions. [2023-11-21 18:31:00,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:31:00,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:00,708 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:31:00,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:31:00,722 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:31:00,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-21 18:31:00,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:00,881 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:31:00,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:00,935 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:00,936 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:00,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:31:00,976 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-21 18:31:01,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:01,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 55 states and 71 transitions. [2023-11-21 18:31:01,050 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 71 transitions. [2023-11-21 18:31:01,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:31:01,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:01,051 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:31:01,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:31:01,054 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:31:01,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-21 18:31:01,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:01,508 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:31:01,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:01,577 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:31:01,578 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:01,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:31:01,714 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-11-21 18:31:04,611 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:31:04,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:04,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 50 states and 72 transitions. [2023-11-21 18:31:04,669 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 72 transitions. [2023-11-21 18:31:04,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:31:04,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:04,673 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:31:04,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:31:04,674 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:31:04,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-21 18:31:04,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:04,784 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:31:04,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:04,815 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:04,817 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:04,844 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:31:04,846 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (5)] Exception during sending of exit command (exit): Broken pipe [2023-11-21 18:31:04,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-21 18:31:05,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:05,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 49 states and 67 transitions. [2023-11-21 18:31:05,062 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2023-11-21 18:31:05,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:31:05,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:05,064 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:31:05,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:31:05,066 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:31:05,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-21 18:31:05,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:05,226 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:31:05,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:05,255 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:31:05,257 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:05,461 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:31:05,472 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-21 18:31:05,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:05,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 48 states and 66 transitions. [2023-11-21 18:31:05,716 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 66 transitions. [2023-11-21 18:31:05,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:31:05,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:05,718 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:31:05,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:31:05,722 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:31:05,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-21 18:31:05,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:05,893 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:31:05,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:05,951 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:05,952 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:06,023 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:31:06,031 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (7)] Exception during sending of exit command (exit): Broken pipe [2023-11-21 18:31:06,031 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2023-11-21 18:31:06,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:06,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 49 states and 67 transitions. [2023-11-21 18:31:06,138 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2023-11-21 18:31:06,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:31:06,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:06,140 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:31:06,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:31:06,141 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:31:06,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-21 18:31:06,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:06,332 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:31:06,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:06,388 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:06,390 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:06,451 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:31:06,455 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-11-21 18:31:07,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:07,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 49 states and 64 transitions. [2023-11-21 18:31:07,106 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 64 transitions. [2023-11-21 18:31:07,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:31:07,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:07,108 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:31:07,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:31:07,110 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:31:07,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-11-21 18:31:07,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:07,452 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:31:07,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:07,531 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:31:07,533 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:07,741 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:31:07,746 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (9)] Exception during sending of exit command (exit): Broken pipe [2023-11-21 18:31:07,749 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2023-11-21 18:31:09,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:09,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 42 states and 54 transitions. [2023-11-21 18:31:09,397 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 54 transitions. [2023-11-21 18:31:09,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:31:09,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:09,399 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:31:09,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:31:09,402 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:31:09,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2023-11-21 18:31:09,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:09,739 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:31:09,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:09,796 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:09,797 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:09,879 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:31:09,889 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2023-11-21 18:31:12,347 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.33s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:31:12,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:12,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 44 states and 59 transitions. [2023-11-21 18:31:12,393 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 59 transitions. [2023-11-21 18:31:12,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:31:12,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:12,395 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:31:12,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:31:12,402 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:31:12,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2023-11-21 18:31:12,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:12,733 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:31:12,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:12,788 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:12,789 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:12,809 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:31:12,813 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2023-11-21 18:31:14,340 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:31:14,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:14,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 45 states and 60 transitions. [2023-11-21 18:31:14,350 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 60 transitions. [2023-11-21 18:31:14,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:31:14,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:14,352 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:31:14,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:31:14,354 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:31:14,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2023-11-21 18:31:14,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:14,487 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:31:14,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:14,540 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:14,542 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:14,621 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:31:14,626 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2023-11-21 18:31:15,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:15,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 39 states and 45 transitions. [2023-11-21 18:31:15,423 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 45 transitions. [2023-11-21 18:31:15,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:31:15,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:15,425 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:31:15,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:31:15,428 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:31:15,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2023-11-21 18:31:15,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:15,580 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:31:15,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:15,650 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:15,652 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:15,764 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:31:15,772 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2023-11-21 18:31:16,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:16,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 39 states and 44 transitions. [2023-11-21 18:31:16,230 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 44 transitions. [2023-11-21 18:31:16,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:31:16,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:16,233 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:31:16,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:31:16,237 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:31:16,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2023-11-21 18:31:16,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:16,616 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:31:16,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:16,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:31:16,730 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:17,057 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:31:17,065 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2023-11-21 18:31:20,183 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.69s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:31:20,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:20,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 40 states and 46 transitions. [2023-11-21 18:31:20,227 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 46 transitions. [2023-11-21 18:31:20,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:31:20,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:20,229 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:31:20,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:31:20,233 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:31:20,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2023-11-21 18:31:20,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:20,628 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:31:20,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:20,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:31:20,712 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:20,865 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:31:20,871 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2023-11-21 18:31:21,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:21,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 39 states and 45 transitions. [2023-11-21 18:31:21,106 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 45 transitions. [2023-11-21 18:31:21,107 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 18:31:21,107 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 15 iterations. [2023-11-21 18:31:21,121 INFO L751 CodeCheckObserver]: All specifications hold 10 specifications checked. All of them hold [2023-11-21 18:31:21,453 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:31:21,457 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:31:21 ImpRootNode [2023-11-21 18:31:21,457 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:31:21,458 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:31:21,458 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:31:21,458 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:31:21,459 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:31:00" (3/4) ... [2023-11-21 18:31:21,462 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 18:31:21,474 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-21 18:31:21,475 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-21 18:31:21,485 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2023-11-21 18:31:21,486 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-21 18:31:21,486 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-21 18:31:21,487 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 18:31:21,638 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/witness.graphml [2023-11-21 18:31:21,639 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/witness.yml [2023-11-21 18:31:21,639 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:31:21,640 INFO L158 Benchmark]: Toolchain (without parser) took 40171.82ms. Allocated memory was 81.8MB in the beginning and 117.4MB in the end (delta: 35.7MB). Free memory was 54.6MB in the beginning and 38.8MB in the end (delta: 15.9MB). Peak memory consumption was 51.9MB. Max. memory is 16.1GB. [2023-11-21 18:31:21,640 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 81.8MB. Free memory was 58.0MB in the beginning and 57.9MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:31:21,642 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2723.80ms. Allocated memory was 81.8MB in the beginning and 117.4MB in the end (delta: 35.7MB). Free memory was 54.4MB in the beginning and 51.4MB in the end (delta: 3.0MB). Peak memory consumption was 44.3MB. Max. memory is 16.1GB. [2023-11-21 18:31:21,646 INFO L158 Benchmark]: Boogie Procedure Inliner took 111.11ms. Allocated memory is still 117.4MB. Free memory was 51.4MB in the beginning and 47.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:31:21,646 INFO L158 Benchmark]: Boogie Preprocessor took 95.73ms. Allocated memory is still 117.4MB. Free memory was 47.2MB in the beginning and 45.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:31:21,647 INFO L158 Benchmark]: RCFGBuilder took 15667.78ms. Allocated memory is still 117.4MB. Free memory was 45.1MB in the beginning and 72.4MB in the end (delta: -27.4MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2023-11-21 18:31:21,647 INFO L158 Benchmark]: CodeCheck took 21385.53ms. Allocated memory is still 117.4MB. Free memory was 72.4MB in the beginning and 44.0MB in the end (delta: 28.5MB). Peak memory consumption was 29.5MB. Max. memory is 16.1GB. [2023-11-21 18:31:21,651 INFO L158 Benchmark]: Witness Printer took 181.10ms. Allocated memory is still 117.4MB. Free memory was 44.0MB in the beginning and 38.8MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:31:21,655 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 55 locations, 10 error locations. Started 1 CEGAR loops. OverallTime: 21.0s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1361 SdHoareTripleChecker+Valid, 63.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 470 mSDsluCounter, 912 SdHoareTripleChecker+Invalid, 62.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 208 mSDsCounter, 425 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1457 IncrementalHoareTripleChecker+Invalid, 1882 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 425 mSolverCounterUnsat, 704 mSDtfsCounter, 1457 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2434 GetRequests, 2366 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1286 ImplicationChecksByTransitivity, 4.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 276 NumberOfCodeBlocks, 276 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 262 ConstructedInterpolants, 0 QuantifiedInterpolants, 602 SizeOfPredicates, 6 NumberOfNonLiveVariables, 937 ConjunctsInSsa, 34 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 52/52 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 1846]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1848]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1848]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1867]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1869]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1869]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1893]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1893]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1909]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1909]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 10 specifications checked. All of them hold - InvariantResult [Line: 1926]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 81.8MB. Free memory was 58.0MB in the beginning and 57.9MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2723.80ms. Allocated memory was 81.8MB in the beginning and 117.4MB in the end (delta: 35.7MB). Free memory was 54.4MB in the beginning and 51.4MB in the end (delta: 3.0MB). Peak memory consumption was 44.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 111.11ms. Allocated memory is still 117.4MB. Free memory was 51.4MB in the beginning and 47.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 95.73ms. Allocated memory is still 117.4MB. Free memory was 47.2MB in the beginning and 45.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 15667.78ms. Allocated memory is still 117.4MB. Free memory was 45.1MB in the beginning and 72.4MB in the end (delta: -27.4MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. * CodeCheck took 21385.53ms. Allocated memory is still 117.4MB. Free memory was 72.4MB in the beginning and 44.0MB in the end (delta: 28.5MB). Peak memory consumption was 29.5MB. Max. memory is 16.1GB. * Witness Printer took 181.10ms. Allocated memory is still 117.4MB. Free memory was 44.0MB in the beginning and 38.8MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-21 18:31:21,725 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43c22d8e-3ac5-41d1-8a98-657e7f8fa8c3/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE